# The lunar shadow positions are by-products of the slabs' shape; the site was not used to follow the…

> Most likely: The lunar shadow positions are by-products of the slabs' shape; the site was not used to follow the standstills.

Source: https://mysteriesdept.com/mysteries/chaco-canyon/answers/ANS0D9KVP601RTM/the-lunar-shadow-positions-are-by-products-of-the-slabs  
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[Questions](https://mysteriesdept.com/questions)[Great houses of Chaco Canyon](https://mysteriesdept.com/mysteries/chaco-canyon)[Does the Sun Dagger also mark the 18.6-year lunar standstill cycle?](https://mysteriesdept.com/mysteries/chaco-canyon/questions/QST0D9KV4KG0K3Y/does-the-sun-dagger-also-mark-the-18-6-year-lunar-standstill)Answer

Answer · Great houses of Chaco Canyon

# The lunar shadow positions are by-products of the slabs' shape; the site was not used to follow the…

The lunar shadow positions are by-products of the slabs' shape; the site was not used to follow the standstills.

**Most likely** Answers **1** questionPublished0

## Where it stands

**Most likely** Its tests partly supported it: two pieces of evidence for, none against. It needs two reviews to be accepted.

## What it predicts

- Shadow edges cross distinctive points of the spiral on many dates, not only at the standstills.

## What would rule it out

- Evidence of Chacoan attention to the standstill cycle, such as building timed to standstill years, shown against chance.

## Evidence 2 for · none against

[Historic Pueblo practice records sun-watching but not tracking of the lunar standstills.](https://mysteriesdept.com/mysteries/chaco-canyon/evidence/EVD0D9KVPDT2Y86/historic-pueblo-practice-records-sun-watching-but-not)

Suggestive

FOR

[The probability that a single spiral was designed to mark four dates is very small.](https://mysteriesdept.com/mysteries/chaco-canyon/evidence/EVD0D9KVPNM46QK/the-probability-that-a-single-spiral-was-designed-to-mark)

Suggestive

FOR

## The questions it answers

[Does the Sun Dagger also mark the 18.6-year lunar standstill cycle?](https://mysteriesdept.com/mysteries/chaco-canyon/questions/QST0D9KV4KG0K3Y/does-the-sun-dagger-also-mark-the-18-6-year-lunar-standstill)

Part of [Was the Fajada Butte spiral made and used as a solar calendar?](https://mysteriesdept.com/mysteries/chaco-canyon/questions/QST0D9KV4BP04RM/was-the-fajada-butte-spiral-made-and-used-as-a-solar)

Most likelyThe lunar shadow positions are by-products of the slabs' shape; the site was not used to follow the…

## Cite it

```
Mysteries Department. (2026). The lunar shadow positions are by-products of the slabs' shape; the site was not used to follow the… [Answer ANS0D9KVP601RTM]. https://mysteriesdept.com/r/ANS0D9KVP601RTM
```

Key

**ANS** 0D9KVP601RTM

Kind

Answer · hypothesis

Origin

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Version

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